package com.heima.behavior.service.impl;

import com.alibaba.fastjson.JSON;
import com.heima.behavior.service.ApBehaviorEntryService;
import com.heima.behavior.service.ApCollectionBehaviorService;
import com.heima.common.constants.article.HotArticleConstants;
import com.heima.common.exception.CustException;
import com.heima.model.behavior.dtos.CollectionBehaviorDTO;
import com.heima.model.behavior.pojos.ApBehaviorEntry;
import com.heima.model.behavior.pojos.ApCollection;
import com.heima.model.common.dtos.ResponseResult;
import com.heima.model.common.enums.AppHttpCodeEnum;
import com.heima.model.mess.UpdateArticleMess;
import com.heima.model.threadlocal.AppThreadLocalUtils;
import com.heima.model.user.pojos.ApUser;
import org.springframework.amqp.rabbit.core.RabbitTemplate;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.mongodb.core.MongoTemplate;
import org.springframework.data.mongodb.core.query.Criteria;
import org.springframework.data.mongodb.core.query.Query;
import org.springframework.stereotype.Service;

import java.util.Date;

@Service
public class ApCollectionBehaviorServiceImpl implements ApCollectionBehaviorService {

    @Autowired
    MongoTemplate mongoTemplate;

    @Autowired
    ApBehaviorEntryService apBehaviorEntryService;
    @Autowired
    RabbitTemplate rabbitTemplate;

    @Override
    public ResponseResult collectBehavior(CollectionBehaviorDTO dto) {

        // 校验参数 需要登录 文章id不能null  操作类型 0 或 1
        ApUser user = AppThreadLocalUtils.getUser();
        if (user == null) {
            CustException.cust(AppHttpCodeEnum.NEED_LOGIN, "需要登录之后才能收藏");
        }
        // 根据userId查询行为实体数据
        ApBehaviorEntry behaviorEntry = apBehaviorEntryService.findByUserEquipmentId(user.getId(), dto.getEquipmentId());
        Query query = Query.query(Criteria.where("entryId").is(behaviorEntry.getId()));
        ApCollection apCollection = mongoTemplate.findOne(query,ApCollection.class);
        // 如果未收藏 新增收藏行为
        if (apCollection==null) {
            ApCollection collection = new ApCollection();
            collection.setCollectionTime(new Date());
            collection.setEntryId(behaviorEntry.getId());
            collection.setType(dto.getType());
            collection.setArticleId(dto.getArticleId());
            mongoTemplate.save(collection);


        }else {
            if(!dto.getOperation().equals(ApCollection.Type.ARTICLE.getCode())){
                //  如果是取消收藏操作  删除收藏行为
                Query query1 = Query.query(Criteria.where("entryId").is(behaviorEntry.getId()));
                mongoTemplate.remove(query1,ApCollection.class);
            }
        }
        UpdateArticleMess mess = new UpdateArticleMess();
        mess.setAdd(dto.getOperation()==0?1:-1);
        mess.setArticleId(dto.getArticleId());
        mess.setType(UpdateArticleMess.UpdateArticleType.COLLECTION);
        rabbitTemplate.convertAndSend(HotArticleConstants.HOT_ARTICLE_SCORE_BEHAVIOR_QUEUE, JSON.toJSONString(mess));
        return ResponseResult.okResult();
    }
}
